Gaseous Exchange Multiple Choice Questions 12 PDF Download

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Biology multiple choice questions (MCQ) on thick muscular structure which is present below pair of lungs is called with options diaphragm, epithelial muscles, intercoastal muscles and coastal muscles, gaseous exchange in humans quiz for competitive exam prep, viva interview questions with answers key. Free biology study guide to learn gaseous exchange in humans quiz to attempt multiple choice questions based test.

MCQs on Gaseous Exchange Quiz PDF Download Worksheets 12

MCQ. Thick muscular structure which is present below pair of lungs is called

  1. epithelial muscles
  2. diaphragm
  3. intercoastal muscles
  4. coastal muscles

B

MCQ. A human breath per minute is

  1. 16-30 times
  2. 16-20 times
  3. 15-20 times
  4. 15-18 times

B

MCQ. Percentage of respiratory disorders is high in Pakistan due to more concentration of air

  1. Chemicals
  2. Components
  3. Gases
  4. Pollution

D

MCQ. Kind of bronchitis in which inflammation develops in bronchi is called

  1. chronic bronchitis
  2. coastal bronchitis
  3. intercoastal bronchitis
  4. acute bronchitis

A

MCQ. Main goal in prevention of lung cancer is eliminating

  1. Pollutants
  2. Chemicals
  3. Tobacco smoking
  4. Harmful gases

C